Home / 48,046.24-66,336.60-31,308.40

Finding the Fourth Proportional to 48,046.24, 66,336.60 and 31,308.40

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Solution

The fourth proportional to 48,046.24, 66,336.60 and 31,308.40 is: 43,226.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,046.24 : 66,336.60 = 31,308.40 : x
  2. Step 2: Convert to fraction form
    48,046.24/66,336.60 = 31,308.40/x
  3. Step 3: Cross multiply
    48,046.24x = 66,336.60 × 31,308.40
  4. Step 4: Simplify right side
    48,046.24x = 2,076,892,807.44
  5. Step 5: Solve for x
    x = 2,076,892,807.44/48,046.24
  6. Step 6: Final answer
    x = 43,226.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.